<?php

use yii\db\Migration;

class m161114_080950_alter_taianapply extends Migration
{
    public function safeUp()
    {
        $this->addColumn('{{%taianapply}}','v_code','varchar(255) comment \'激活码\'');
    }

    public function safeDown()
    {
        $this->dropColumn('{{%taianapply}}','v_code');
    }
}
